London, 1840: Wagner's latest opera plays to packed houses while disgruntled workers gather in crowded pubs to eat ice cream and plan the downfall of the bourgeoisie. Meanwhile, the Pirate Captain finds himself incarcerated at Scotland Yard, in a case of mistaken identity. Discovering that his doppelg nger is none other than Karl Marx, the Captain and his crew are unwittingly caught up in a sinister plot that involves intellectual giants, enormous...